Air cylinder



FIG. 1 is a front elevational view of an air cylinder showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is a right side elevational view;

FIG. 5 is a rear elevational view;

FIG. 6 is a cross sectional view taken along line 6--6 of FIG. 1;

FIG. 7 is a cross sectional view taken along the lines of 7--7 of FIG. 4;

FIG. 8 is a top, front and right perspective view;

FIG. 9 is a right side elevational view of an air cylinder showing a second embodiment of my new design wherein the only difference from the embodiment shown in FIGS. 1 through 8 is the variation in length;

FIG. 10 is a right side elevational view of an air cylinder showing a third embodiment of my new design wherein the only difference from the embodiment shown in FIGS. 1 through 9 is the variation in length;

FIG. 11 is a front elevational view of an air cylinder showing a fourth embodiment of my new design;

FIG. 12 is a top plan view of FIG. 11;

FIG. 13 is a right side elevational view of FIG. 11;

FIG. 14 is a left side elevational view of FIG. 11;

FIG. 15 is a bottom plan view of FIG. 11;

FIG. 16 is a rear elevational view of FIG. 11;

FIG. 17 is a cross sectional view taken along the lines 16--16 of FIG. 11;

FIG. 18 is a sectional view taken along the lines 17--17 of FIG. 13;

FIG. 19 is a top, front right side perspective view of FIG. 11;

FIG. 20 is a right side elevational view of an air cylinder showing a fifth embodiment of my new design wherein the only difference from the embodiment shown in FIGS. 11 through 18 is the variation in length; and,

FIG. 21 is a right side elevational view of an air cylinder showing a sixth embodiment of my new design wherein the only difference from the embodiment shown in FIGS. 11 through 18 is the variation in length. 

The ornamental design for an air cylinder, as shown and described. 